Methanesulfonic acid (2R,3S,4S,5R)-2,3,4,6-tetrakis-benzyloxy-1-((2S,3R,4S,5R,6S)-4,5-bis-benzyloxy-2-benzyloxymethyl-6-methoxy-tetrahydro-pyran-3-ylmethyl)-5-(tert-butyl-dimethyl-silanyloxy)-hexyl ester 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以70%的产率得到Methanesulfonic acid (2R,3S,4R,5R)-2,3,4,6-tetrakis-benzyloxy-1-((2S,3R,4S,5R,6S)-4,5-bis-benzyloxy-2-benzyloxymethyl-6-methoxy-tetrahydro-pyran-3-ylmethyl)-5-hydroxy-hexyl ester